package com.sky.com.sky.mapper;

import com.sky.entity.ShoppingCart;
import org.apache.ibatis.annotations.Delete;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Select;
import org.apache.ibatis.annotations.Update;
import org.springframework.web.bind.annotation.DeleteMapping;

import java.util.List;

@Mapper
public interface ShoppingCartMapper {

    @Select("select * from shopping_cart where user_id=#{userId}")
    List<ShoppingCart> getByUserId(Long userId);

    //查询当前登陆人菜品/套餐对应购物车数据
    ShoppingCart getOne(ShoppingCart shoppingCart);

    // 更新购物车数量
    @Update("update shopping_cart set number=#{number} where id = #{id}")
    void updateNumber(ShoppingCart oldShoppingCart);

    // 添加购物项
    void insert(ShoppingCart shoppingCart);

    // 清空购物车
   @Delete("delete from shopping_cart user_id=#{userId}")
   void clean(Long userId);

    @Delete("delete from shopping_cart where id = #{id}")
    void deletegoods(ShoppingCart oldShoppingCart);

    //根据id删除购物车数据
    @Delete("delete from shopping_cart where id =#{id}")
    void deleteById(Long id);


    void batchInsert(List<ShoppingCart> list);

}
